Update sample POMs.

Change-Id: Icec9b0a7947c18e061dff96154e078dd86840fac
Second pass of clean-up in StackTraceCreator.

This is a less trivial cleanup that restructures the Collector API
to have a shared code path for getting the stack trace regardless of
exception type. Collectors are no longer special treating
JavaScriptExcetpion now.

Change-Id: I3bee3f251e543d783568aeb5ef69df78f8acbf8c
Adds support for lower case encoding names to String

String constructor and getBytes method will now accept encodings in mixed
case rather than upper case.

Fixes issue 6399

Change-Id: Ie9532ba1e7e6e863093727e354f7f3174229c2ab
Merge remote-tracking branch 'upstream/master'